Hook



FIG. 1 is a bottom front perspective view of the hook;

FIG. 2 is a bottom view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a front view thereof, the rear view thereof being a mirror image of the front view thereof;

FIG. 5 is a bottom, perspective view thereof; and,

FIG. 6 is a front view thereof.

The broken line showing of hooks and mug are for illustrative purposes only and form no part of the claimed design. The undisclosed views of the second embodiment are identical to the appearance of the views shown in the first embodiment except for the presence of the three hooks. 

The ornamental design for a hook, as shown and described. 